---
title: "CTRubyAnnotationCreateCopy(_:)"
framework: Core Text
role: symbol
role_heading: Function
platforms: [iOS 8.0+, iPadOS 8.0+, Mac Catalyst 13.1+, macOS 10.10+, tvOS 9.0+, visionOS 1.0+, watchOS 2.0+]
path: "coretext/ctrubyannotationcreatecopy(_:)"
---

# CTRubyAnnotationCreateCopy(_:)

Creates an immutable copy of a ruby annotation object.

## Declaration

```swift
func CTRubyAnnotationCreateCopy(_ rubyAnnotation: CTRubyAnnotation) -> CTRubyAnnotation
```

## Parameters

- `rubyAnnotation`: The ruby annotation object to copy.

## Return Value

Return Value A valid reference to an immutable CTRubyAnnotation object that’s a copy of rubyAnnotation, if the rubyAnnotation object is valid.

## See Also

### Functions

- [CTFontDescriptorMatchFontDescriptorsWithProgressHandler(_:_:_:)](coretext/ctfontdescriptormatchfontdescriptorswithprogresshandler(_:_:_:).md)
- [CTFontManagerCompareFontFamilyNames(_:_:_:)](coretext/ctfontmanagercomparefontfamilynames(_:_:_:).md)
- [CTFontManagerCopyAvailableFontFamilyNames()](coretext/ctfontmanagercopyavailablefontfamilynames().md)
- [CTFontManagerCopyAvailableFontURLs()](coretext/ctfontmanagercopyavailablefonturls().md)
- [CTFontManagerCopyAvailablePostScriptNames()](coretext/ctfontmanagercopyavailablepostscriptnames().md)
- [CTFontManagerCreateFontDescriptorFromData(_:)](coretext/ctfontmanagercreatefontdescriptorfromdata(_:).md)
- [CTFontManagerCreateFontDescriptorsFromURL(_:)](coretext/ctfontmanagercreatefontdescriptorsfromurl(_:).md)
- [CTFontManagerCreateFontRequestRunLoopSource(_:_:)](coretext/ctfontmanagercreatefontrequestrunloopsource(_:_:).md)
- [CTFontManagerEnableFontDescriptors(_:_:)](coretext/ctfontmanagerenablefontdescriptors(_:_:).md)
- [CTFontManagerGetAutoActivationSetting(_:)](coretext/ctfontmanagergetautoactivationsetting(_:).md)
- [CTFontManagerGetScopeForURL(_:)](coretext/ctfontmanagergetscopeforurl(_:).md)
- [CTFontManagerIsSupportedFont(_:)](coretext/ctfontmanagerissupportedfont(_:).md)
- [CTFontManagerRegisterFontsForURL(_:_:_:)](coretext/ctfontmanagerregisterfontsforurl(_:_:_:).md)
- [CTFontManagerRegisterFontsForURLs(_:_:_:)](coretext/ctfontmanagerregisterfontsforurls(_:_:_:).md)
- [CTFontManagerRegisterGraphicsFont(_:_:)](coretext/ctfontmanagerregistergraphicsfont(_:_:).md)